livecheck do
    url "https://vendors.paddle.com/download/product/597910"
    regex(%r{/([^/]+)_Mumu%20(\d+(?:\.\d+)*)\.dmg}i)
    strategy :header_match do |headers, regex|
      headers["location"].scan(regex).map { |match| "#{match[1]},#{match[0]}" }